Patent 7001915 was granted and assigned to Aryx Therapeutics on February, 2006 by the United States Patent and Trademark Office.
The subject invention encompasses compounds of the formula: wherein R1, R2, and R3 are as defined herein. The subject invention also concerns methods for synthesizing the compounds of the invention. The invention also concerns compositions comprising the above compounds as well as methods for treating pain in a patient, where the method comprises administering a compound of the invention to a patient in need of such treatment.